* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

html,
body {
  /* background-color: #000000; */
  display: grid;
  height: 100%;
  place-items: center;
  overflow: hidden;
}

.btn-10 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: block;
  padding: 10px 15px;
  border: 1px solid #262626;
  color: #262626;
  text-transform: uppercase;
  text-decoration: none;
  letter-spacing: 2px;
  transition: 0.5s;
}
.btn-10:hover {
  background: #262626;
  color: #fff;
}
.btn-10:before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 100%;
  height: 100%;
  background: transparent;
  border: 1px solid #262626;
}
.btn-10:hover:before {
  transform: scale(1.2, 1.4);
  opacity: 0;
  transition: 0.5s;
}
